Regional anesthesia for office procedures: part I. Head and neck surgeries.
D000765:Anesthesia, Conduction / Q000379:methods*; D000779:Anesthetics, Local / Q000008:administration & dosage*; D006257:Head / Q000601:surgery*; D006801:Humans; D009333:Neck / Q000601:surgery*; D009407:Nerve Block
D000779:Anesthetics, Local